1The highdefinition rear camera uses dualcore sensors, introduces artificial intelligence, takes two quick shots,and then works with for Al scene cameras. 2For AI backlit photos and portrait composition, let the phone become your professional imaging team. 3For Android resource scheduling mechanism, greatly reducing the possibility of stalls, crashes, etc., allowing you to capture red packets faster. 4The main experience when playing large games between game engines. Greatly improve internet speed, frame rate and picture smoothness. 5Dual SIM + dedicated micro memory card slot storage space. Supports simultaneous use of two SIM cards for data and phone calls, or simultaneous use of micro memory cards for data storage. Condition: 100% brand newItem type:SmartphoneMaterial: ABSOptional Color: black, blue, purpleWeight: Approx. 316gModel: M30PLUSStandby: dual card dual standbyScreen: 5.72 in screenSpeaker: 1511 box speakerFrequency: GSM 850/900/1800/1900, WCDMA 850/2100Vibration/Motor: SupportMemory: 512MB + 4GMultimedia: MP3 / MP4 / 3GP / FM radio / BluetoothCamera: 2MP + 2MPMultifunction: Wifi, calendar, calculator, voice recorder, video recorder, WAP/MMS/GPRS, image viewer, e-book, world clock, taskMulti-language: supportOther: for Android OS 4.4 systemBattery capacity: 1800mAhBattery type: Lithium battery 103450 1 x Smartphone1 x Phone case1 x Plug1 x USB charging cable1 x Instruction1 x Earphone1 x Phone film Running slowly can:1. Too many programs running in the background. need to be cleaned2. The phone memory is insufficient. need to be cleaned3. Uninstall the program and try to install other versions